1、Ia71,0INCH-POUNDMIL-c-26166B(sH)18 JUIV 1991SUPERSEDINGFIIL-C-26166A(SHIPS)7 December 1971(See 6.12)!lILITARY SPECIFICATIONCOOLER , DRINKNC WATER, MECHANICALLY REFRICSRATED ,SELF-CONTAINED, NAVAL SHIPBOARDThis specification is approved for use by the Naval Sea Systems Command,Department of the Navy,
2、 and is available for use by all Departments andAgencies of the Department of Defense.1. SCOPE1.1 . This specification covers self-contained, mechanicallyrefrigerated, drinking water coolers for Naval shipboard use Only oneclassification of cooler is covered by this specification.2. APPLICABLE DDCUH
3、ENTS2.1 t doc t.2.1.1 $oecif ications. standards. and handbooks. The following specif ica-tions, standards, and handbooks form a part of this document to the extentspecified herein. Unless ochervise specified, the issues of these documencs arethose 11sted in the issue of the Oeparttnent of Defense I
4、ndex of Specifications andStandards (DODISS) and supplement thereto, cited in the solicitation (see 6.2).SPECIFICATIONSFEDERALTT-P-664 -PPP-F-320 -Primer Coating, Alkyd, Corrosion-Inhibiting, Laad andChromate Free , VOC-COmpliant.Fiberboard; Corrugated and Solid, Sheet Stock(Container Grade) , and C
5、ut Shapes.Beneficial comments (recommendations, additions, deletions) and any pertinentdata which may be of use in improving this document should be addressed to:Commander, Naval Sea Systems Command, SEA 55Z3 , Department of the Navy,Washington, DC 20362-5101 by using the self-addressed Standardizat
6、ion DocumentImprovement Proposal (00 Form 1426) appearing at the end of this document orby letter.AMSC N/A FSC 4110PISTRIBUTION STATEMENT A Approved for public release; distribution is unlimited.Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-. . . M
7、IL-C-24166B(SH)HILITARYMIL-P-116 -MIL-S-901 -141L-E-917 -FIIL-E-2036 -MIL-C-16173 -MIL-L-19140 -MIL-I-24172 -FIIL-C-81302 -STANDARDSMILITARYI MIL-sTD-167-1 -FIIL-sTD-278 -MIL-STD-889 -MIL-STD-1186 -DOD-STD-1399, -Section 301MIL-STD-2073-1 -Preservation, Methods of.Shock Tests, H.I (High-Impact) Ship
8、boardMach inery, Equipmenc, and Systens, Requirementsfor.Eleccric Power Equipment, Basic Requirements(Naval Shipboard Use) .Enclosures for Electric and Electronic Equipment.Corros ion Preventive Compound, Solvent Cutback,Cold-Application.Lumber and Plyvood, Fire -Retardsnt Treated.Insulation, Plasti
9、c, Cellular Polyurethane, Rigid,Preformed and Foam- in Place.Cleaning Compound, Solvent, Trichlorotrifluoro -ethane.Mechanical Vibrations of Shipboard Equipment (TypeI - Environmental and Type II - InzemsllyExcited)Welding and Casting Standard.Dissimilar Metals.Cushioning, Anchortng, Bracing, Blocki
10、ng andWaterproofing; With Appropriate Test MethodsInterface Standard for Shipboard Systems Section a71301 Ship Motion and Attitude. (Metric)DOD Materiel Procedures for Development andApplication of Packaging Requirements.(Unless otherwise indicated, copies of federal and military specifications,stan
11、dards, and handbooks are available from che Standardization Documents OrderDesk, BLDG. 4D, 700 Robbins Avenue, Philadelphia, PA 19111 -5094.)2.1.2 Ocher Government documents drawines and Dubli cations. The followingocher Government documents , drawings , and publications form a part of thisdocument
12、to the extent specified herein. Unlsss otherwise specified, the issuesare those ciced in the solicitation.PUBLICATIONSNAVAL sn SYST5M5 COMMAND (NAV5M)0900 -LP-001-7000 - Fabrication Inspection of Brazed Piping Systems.0908 -LP-OOO-3O1O - Surface Ship Shock Design Criteria.I (ApplicationOrder Desk, B
13、LOC.for copies should be addressed to the4D, 700 Robbins Avenue, Philadelphia,2StandardizationPA 19111 -509fJ.)DocumentsProvided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-IMIL-C.24166B(SH)2.2 pon-Government pub1ications. The following document(s) form a
14、 part ofthis document to the extent specified herein. Unless otherwise specified, theissues of the documents which are DOD adopted are those listed in the issue of theDODISS cited in the solicitation. Unless otherwise specified, the issues ofdocuments not listed in the DODISS are the issues of the d
15、ocuments cited in thesolicitation (see 6.2).AIR- CONDITIONING AND REFRIGERATION INSTITUTE (ARI)1010 - Standard for Drinking Fountains and Self-ContainedMechanically-Refrigerated Drinking-Water Coolers.(DoD adopted)(Application for copies should be addressed to che Alr-Conditioning andRefrigeration I
16、nstitute, 1501 wilson Blvd. , klington, VA 22209. )AHSRI Nance and accumlation of a75oisrure in the water cooling unit.Where molded segments are used, an adhesive shall be used to bond the segmentstogether. Insulation spaces shall be filled so as co leave no void6. Foan- in-place insulation shall be
17、 in accordance with type II, class 1 of MIL-I-24172.Piping or surfaces that may form condensation shall be insulated to preventdripping of a75oisture. Polystyrene insulation shall not be used.3.5.16 Interchangeability. In no case shall parts be physically inter-changeable or reversible unless such p
18、arts are also incerchhngeable or reversiblewith regard to funct ion, performsnce, and strength.3.5.17 Welding. Welding and allied processes , including inspection,repairs, and mscerials shall be in accordance with MIL-STD-278.3.5.18 praz. Brazing and inspection shall be in accordance with NAVSEA0900
19、 -LP-O01-7000.3.6 Performance.3.6.1 *f ierant vressure and leakaee. The drinking water cooler shallwithstand the rfrigerant pressure and leakage test (see 4.3. 1), refrigerantvacuum test (see 6.2) , gas leakage test (see 4.3.3), and hydrostatic test (see4.3.4) with no evidence of leakage.3.6.2 Envir
20、onment.ql performance. The drinking water cooler shall operateand perform lcs function without deleterious effects on reliability and wear ratewhen instailed and operated on board Navy ships under shipboard environmentalconditions, which may prevail simultaneously and occur in any combination. Under
21、these conditions, the water cooler shall operate satisfactorily, maintain adequatelubrication, avoid loss of oil or other fluids, and drain without spillage. Thecooler will be constantly exposed to marine environment, that is, extremes of andconstantly changing ambient temperatures, high humidity in
22、 a salt laden atmos-phere, and high incidence of conditions for electrolytic action of dissimilarmetals. Coolers shall be highly resiscanc to the effects of this environment andto the shipboard conditions of vibration, roll, pitch, and shnck.3.6 .2.1 Shock resistance. Each drinking water cooler and
23、its componentsshall pass che high impact shock tests in accordance with MIL-S-901 for grada B,dsck mounted, class II, type A equipment (see 4.3,5) .3.6.2.2 Vibration. l%e drinking water cooler shall meet the type Ivibration requirements in ,accordance with 141L-sTD-167-1 (see 4.3 .6).3.6.2.3 Combina
24、tion of list. trim. roll. and pitch. Water coolers shallperform under list, trim, roll, and pitch conditions in accordance withDOD- STD-1399, section 301. l%e water cooler shall show no signs of spillage ordripping of condensate when tilted 30 degrees in any direction. The inclinationand rolling sha
25、ll be considered to occur in any direction.3.6.2.3.1 Basin drain. The cooler shall free drain the cabinet top bssinvhen the cooler is tilted 15 degrees in any direction (see .4.3.7)11Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-FIIL-C-24166E.(SH)3
26、.6.3 Cauacitv rating. The water coolers capacity rating shall be based on a71the following conditions (see b.3,8):Capacity (water flow) . . . 7-1/2 gallons per hour.Ambient temperature 90”F.Water in . 80”F.Water out 50-F.3.6.4 peak draw caDacitY. The outlet temperature shall be not greater than60.F
27、during a 15-minute period while drawing 2.75 gallons of water from thecooler. Uute With a water supply line pressure range of 20 to 70 lb/lnigauge, the water regulator device shall not permit the flow rate through thebubbler to deviate by more than 20 percent from the flow rate at supply linepressur
28、e of 35 to 40 lb/ln2 gauge (see 4.3.14).3.6.9 Condensation. There shall be no visible evidence of moisture formingon the exterior of the cabinet or dripping of condensate from the piping when thewater cooler is tested as specified (see 4.3.15)3.6.10 Insulation resistance. The insulation resistance o
29、f the electricalcircuit shall be 5 megohms or greater (see 4.3.16) .3.6.11 Dielectric strength. The equipment shall withstand for 1 minute adielectric ac root mean square (rms) test voltage of 1230 volts (see 4.3. 17)3.6.12 Ooeracine tests The unit shall be leak free and require not greaterthan 7 pe
30、rcent a75ore power than the nominal Dower lnuut of all acceptable unitswhen teted as specified (see 4.3.18) 3.6.13 Water svstem cleaning. Water sysrem shall be flushed and cleaned coremove all foreign a75aterial , and water connetcions shall be covered to prevent theentrance of dirt prior co shipmen
31、t of unit.12Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-HIL-C-2L166B(SH)3.6.16 Refrierant svstem cleaning. Refrigerant system shall be cleaned asfollows :(a) Clean refrigerant circuic internally after leak testing. Fill withCrichlorotri fluoroeth
32、ane solvent in accordance with MIL-C-81302,type II. Circulate solvent through the refrigerant piping systemby a75eans of an external pump. The pump shall circulate thesolvent at a velocity of not leas than 20 feet per second (6.1meters per second) through 3/8-inch (9.5-minims. ter) outsidadiameter l
33、iquid lines.(b) Remove internals of refrigerant control valves prior to filling thesystem with solvent. Open manual operating st shall start when the incial storage tankof water has been cooled and che compressor has shut off. Water shall bs drawn atthe rate of 7-1/2 gallons per hour. Uhera a pre-co
34、oler is installed, 60 percentof the water drawn may be used as spillage through the pre-cooler. The followingshall be checked at 20-minute incewals during the test period:(a) Ambient temperature.(b) Inlet water r.emperature.(c) Outlet water temperature.(d) Water flow.(e) Voltage at cooler terminals.
35、(f) Water cooler amperage draw.4.3.9 Feak draw test. The peak draw test shall be conducted as specifiedfor the rated capacicy test except as follows:(a) Operate the cooler to stabilize taoperaures. Outlet wltertemperature shall be 50 2“F.(b) The test shall start when the condensing unit cuts out on
36、one ofits normal cycles.(c) The test shall be conducted for 15 minutes with 2.75 gallons ofwater drawn at a steady rate during this period.(d) Test readings shall be taken after 5 minutes of the start of thetest and just prior to the end of the 15-minute test period (see3.6.4). I4.3.10 aximum ouerat
37、in conditions test. Thi test shall be conducted asspecified for the rated capacity test except as follows:(a) Operate the cooler co stabilize to the specified ambient and inletwater temperatures (see 3.6.5)(b) Draw water at the rated flow. The water shall be discarded, butnot through the drain. 1(c)
38、 At the conclusion of a l-hour period the electric power to thecooler shall be shut off for 2 a75inutes and again turned on fornot less than 5 minures. his shall be repeated tvo times. waterdraw and test temperatures shall be taken during the l-houroperating period (see 3.6.5). Repeat this procedure
39、 for each ofthe 2 additional 7-minute periods4.3.11 Overload test. This test shallbe conducted as specified for therated capacity test except as follows:(a) The ambient temperature shall be 120”F.(b) The inlet water temperature shall be 90”F.(c) The water shall be drawn and discarded, not through th
40、e drain, ata constant rate of 15 gallons per hour.(d) Water flow and temperature readings shall be taken.(e) The test shall be conducted until steady conditions are obseedfor not less than 3 hours./ 21 1Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,
41、-MIL-c.24166B(sH)The temperature control shall be a71.4.3.12 Automatic Cemuerature COntrOl teSt.set at its lowest setting and the cooler operated in an equipment and parts shallbe properly fastened and secured. No parts shall be fractured, split, torn, dented, or otherwisedamaged so as to affect ser
42、viceability.Cold lines shall be properly insulated (see 3.5.6) .The limiting and a75ounting dimensions shall be as specified (see3.5.1 and 3.5.3).Electrical wiring shall be properly installed and connected (see3.6.10 and 3.6.11).There shall be no sharp or ragged edges on the sheeting that may beinju
43、rious to personnel.Drinki,ng water cooler shall be drained.Fittings for the external connections shall be properly secured tothe frame (see 3.5.6).Refrigerant system shall be free of refrigerant leakage.Controls or switches shall be properly set and in operating order.6.6 Jnsr.eccion of mackaing. Pa
44、ckages and packs, and the inspection of thepreservation, packing, and marking for shipment and storage shall be in accordancewith che requirements of section 5 and the documents specified therein.5. PACKAGING(The packaging requirements specified herein apply only for direct Governmentacquisition. Fo
45、r che extent of applicability of the packaging requirements ofI referenced documents listed in section 2, see 6.6. )5.1 Packaeing requirements Water coolers shall be presened level A or C,packed level A or B as specified (see 6.2) snd msrked as specified in 5.6 andshall include bar codes and applica
46、ble packaging acquisition optiorw therein asspecified (see 6.2) . In addition, for Navy acquisitions, the following applies:(a) IJaw shi.boar d Stowaee fire-retardant reauiremencs.(1) Lumber and plwood. When specified (see 6.2), all lumber andplywood including laminated veneer material used in shipp
47、ingconcainer conscruccion members, blocking, bracing, andreinforcing shall be fire-retardant treated materialconforming to MIL-L-19140 as follows:Levels A and B - Type II - weather resistant.Category 1 - general use.Level C -Type I- non-weather reaiscant.Category 1 - general use.23Provided by IHSNot
48、 for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-24166 B(SH)(2) Fiberboard. When specified (see 6.2), fiberboard used in the a71construction of class-domestic, non-weather resistantfiberboard and cleated fiberboard boxes including interiorpackaging forms shall me
49、et the flsmespread and the specificopticde=ity requirements of PPP-F-320 and amendmentsthereto.5.2 prese nation.5.2.1 .Lsvel A. Each complete unit (see 3.5.1) shall be unit protectedpackaged in accordance with method I of MIL- P-116 and as follows: The watersystem shall be thoroughly drained and blown out bv the aur.lication of clean.and-. . . dzycompressed air. Openings including the bu
